corrige un bug

index.php

@@ -32,15 +32,20 @@ function generateUrl($supplier = null, $event = null) {
 }
 
 function findNext($start, $frequency, $excludes = [], $maxIterations = 1000, $direction = +1) {
+	$now = new \DateTime('now');
 	$current = clone $start;
 	$frequency = \DateInterval::createFromDateString($frequency);
 	do {
-		while (
-			($current->getTimestamp() < $now->getTimestamp())
-			and ($maxIterations-- > 0)
-		)  {
-			if ($direction === abs($direction)) $current->add($frequency);
-			else $current->sub($frequency);
+		if ($direction === abs($direction)) {
+			while (
+				($current->getTimestamp() < $now->getTimestamp())
+				and ($maxIterations-- > 0)
+			)  $current->add($frequency);
+		} else {
+			while (
+				($current->getTimestamp() > $now->getTimestamp())
+				and ($maxIterations-- > 0)
+			)  $current->sub($frequency);
 		}
 		$nextEvent = $current->format('Y-m-d');
 	} while (
@@ -162,7 +167,6 @@ if (!$isConfig and $hasSupplier) {
 	$start = new \DateTime($config[$supplier]['start']);
 	if (!$hasEvent) {
 
-		$now = new \DateTime('now');
 		$next = findNext($start, $config[$supplier]['frequency'], $config[$supplier]['excludes']);
 		$nextEvent = $next->format('Y-m-d');
 		header('Location: ' . generateUrl($supplier, $nextEvent));